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Circular economy synergies: leveraging agrifood waste for sustainable shoe mate...

Silva, Sara; Ribeiro, Tânia; Silva, Isa; Marçal, Sara; Pintado, Manuela

The shoe industry needs more sustainable practices to reduce its environmental impact not only in terms of processes and generated waste but also in its dependence on virgin raw materials. To address the last, there is an unconventional synergy that can prove to be disruptive. A synergy with the agrifood sector. While cascading use and food first principles mean that priority should be given to food and feed ap...


Gastrointestinal delivery of codfish skin-derived collagen hydrolysates: deep e...

Silva, Isa; Vaz, Bárbara M. C.; Sousa, Sérgio; Pintado, Maria Manuela; Coscueta, Ezequiel R.; Ventura, Sónia P. M.

The fishing industry produces substantial by-products, such as heads, skins, bones, and scales, rich in collagen—a prevalent protein in these materials. However, further application of deep eutectic solvent-based extraction remains unexplored. In this study, we extracted collagen with urea: propanoic acid mixture (U:PA; 1:2) with a 2.2% yield, followed by enzymatic hydrolysis with alcalase for 120 min. The resu...


Unlocking potential: byproduct extracts for sustainable leather tanning

Silva, Sara; Silva, Isa; Ribeiro, Tânia B.; Pintado, Manuela

Introduction: The urgent need for sustainable leather tanning arises from the deep-rooted environmental and ethical challenges posed by traditional methods, particularly the harmful chrome-based processes. As society becomes increasingly more aware of these challenges, there emerges a growing demand for eco-conscious alternatives, such as vegetable tanning, which harnesses the richness of tannin extracts from p...


Tailoring senior diets: using an in vitro fecal fermentation model for an adapt...

Salsinha, Ana Sofia; Correia, Marta; Ribeiro, Tânia; Silva, Isa; Silva, Beatriz; Azevedo, Miguel; Pintado, Manuela

Objective: Changes in gastrointestinal function and gut microbiota dysbiosis are frequent among the elderly. The Diet65+ project intends to develop food products fully adapted and tailored towards a nutritional pattern fulfilling 65+ years nutritional requirements. This work also aims to specifically explore its potential influence on gut microbiota modulation. Methods: An instant soup/purée using different veg...


Exploring grain silo residues as lignocellulosic biomass source for sustainable...

Silva, Isa; Ribeiro, Tânia B.; Silva, Sara; Pintado, Manuela

Introduction: Over the years, the replacement of plastic-based materials has become crucial in alleviating the environmental footprint of various industries.1 The footwear industry currently relies on certain petrol- derived materials such as glues, rubbers, and leather, which demand more sustainable alternatives.2 Lignocellulosic matrices (cellulose, hemicellulose, and lignin) are known to be good filling agen...


ATR-FTIR analysis of thermoplastic rubber plates containing food byproduct part...

Silva, Sara; Silva, Isa; Machado, Manuela; Costa, Eduardo M.; Ribeiro, Tania B.; Pintado, Mª Manuela


Screening of mediterranean agro-food by-product powders as potential reinforcin...

Ribeiro, Tânia B.; Silva, Isa; Silva, Sara; Pintado, Manuela

Aim: Plastic materials contribute 4.5% to global greenhouse gas (GHG) emissions. The footwear industry contributes significantly to these emissions due to the high plastic use (38-71%) in shoe components. With the aim of reducing the footwear industry's environmental footprint, this study investigated the potential to produce and assess the potential of agro-food by-products (olive pomace (OP), grape stem (GP),...



A 24-Hour Sepsis Case: From FALHAR to LHAFAR

Fernandes, Manuel; Silva, Isa; Organista, Diana; Abreu, Tiago; Santos, Fernanda Paula; Froes, Filipe

N/a.; N/a.

Date: 2020   |   Origin: Acta Médica Portuguesa

Unmet needs and quality of life in multiple myeloma patients

Pereira, M. Graça; Silva, Isa; Pereira, Marta; Faria, Sara; Silva, Bruna; Monteiro, Sara; Ferreira, Gabriela Maria Magalhães

This cross-sectional study analysed the contributors and moderators of quality of life. The sample comprised 124 Portuguese multiple myeloma patients assessed on social support, spirituality, unmet needs, psychological morbidity and quality-of-life measures. Results showed that being older and a woman, as well as psychological morbidity and unmet emotional needs were significant predictors of worse quality of l...


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